From 1a1c0a98987f4a82531c0b92cfedcbf76c2265dd Mon Sep 17 00:00:00 2001
From: yggverse <yggverse@project>
Date: Sun, 23 Feb 2025 09:22:40 +0200
Subject: [PATCH] return HashMap for Titan header options, but replace with
 IndexMap to keep original arguments order

---
 Cargo.toml                  |  1 +
 src/request/titan/header.rs | 11 ++++++++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index fc2fcaf..debaefb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,5 +11,6 @@ repository = "https://github.com/YGGverse/titanite"
 
 [dependencies]
 anyhow = "1.0.96"
+indexmap = "2.7.1"
 regex = "1.11.1"
 url = "2.5.4"
diff --git a/src/request/titan/header.rs b/src/request/titan/header.rs
index 09ab508..ebada1f 100644
--- a/src/request/titan/header.rs
+++ b/src/request/titan/header.rs
@@ -3,7 +3,7 @@ pub struct Header {
     pub url: String,
     pub mime: Option<String>,
     pub token: Option<String>,
-    pub options: Option<Vec<(String, String)>>,
+    pub options: Option<IndexMap<String, String>>,
 }
 
 impl Header {
@@ -33,11 +33,15 @@ impl Header {
             options: match Regex::new(r"\?(.*)$")?.captures(header) {
                 Some(c) => match c.get(1) {
                     Some(v) => {
-                        let mut options = Vec::new();
+                        let mut options = IndexMap::new();
                         for option in v.as_str().split("&") {
                             let kv: Vec<&str> = option.split('=').collect();
                             if kv.len() == 2 {
-                                options.push((kv[0].to_string(), kv[1].to_string()))
+                                if let Some(v) =
+                                    options.insert(kv[0].to_string(), kv[1].to_string())
+                                {
+                                    bail!("Option key duplicate with value: {v}")
+                                }
                             } else {
                                 bail!("Invalid options format")
                             }
@@ -97,4 +101,5 @@ fn test() {
 }
 
 use anyhow::{bail, Result};
+use indexmap::IndexMap;
 use std::str::from_utf8;